| error: lifetime may not live long enough |
| --> $DIR/ex3-both-anon-regions-latebound-regions.rs:2:5 |
| | |
| LL | fn foo<'a,'b>(x: &mut Vec<&'a u8>, y: &'b u8) { |
| | -- -- lifetime `'b` defined here |
| | | |
| | lifetime `'a` defined here |
| LL | x.push(y); |
| | ^^^^^^^^^ argument requires that `'b` must outlive `'a` |
| | |
| = help: consider adding the following bound: `'b: 'a` |
| = note: requirement occurs because of a mutable reference to `Vec<&u8>` |
| = note: mutable references are invariant over their type parameter |
| = help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance |
| |
| error: aborting due to 1 previous error |
| |
